CVE-2004-2287: Directory traversal vulnerability in explorer.php in DSM Light Web File Browser 2.0 allows remote attackers to

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MEDIUM 5.0DOWNGRADE

CVE-2004-2287 is a medium-severity flaw (CVSS 5.0) affecting light web file browser. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in explorer.php in DSM Light Web File Browser 2.0 allows remote attackers to read arbitrary files via .. (dot dot) in the wdir parameter.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.7% (top 14%)
CISA exploited list	No
Published	2004-12-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: dsm

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2004-12-31 05:00 UTCPublished CVE record published
2026-06-16 22:09 UTCUpdated Record last modified

dsm light web file browser DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy light-web-file-browser || rpm -q light-web-file-browser || light-web-file-browser --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison light-web-file-browser sudo apt install light-web-file-browser=<VERSION_BEFORE_2.0> sudo apt-mark hold light-web-file-browser

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list light-web-file-browser sudo dnf downgrade light-web-file-browser-<VERSION_BEFORE_2.0> sudo dnf versionlock add light-web-file-browser

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: dsm light Web file browser 2.0 - Directory Traversal

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2004-2287?

light web file browser: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-2287 being exploited?

CVE-2004-2287 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2004-2287 affect?

CVE-2004-2287 affects light web file browser. Severity is medium (CVSS 5.0). Directory traversal vulnerability in explorer.php in DSM Light Web File Browser 2.0 allows remote attackers to read arbitrary files via .. (dot dot) in the wdir parameter.

How urgent is CVE-2004-2287?

Priority 44/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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